Results 11 to 20 of about 64,126 (157)

Color polymorphic carnivores have faster speciation rates [PDF]

open access: yesScientific Reports
Variation in coat color is a prominent feature in carnivores, thought to be shaped by environmental factors. As new traits could allow populations to occupy novel niches and habitats, color polymorphism may be maintained by balancing selection ...
Moritz M. Heuer   +2 more
doaj   +4 more sources

Color polymorphism in organic crystals. [PDF]

open access: yesCommun Chem, 2020
AbstractColor polymorphism is an interesting property of chemical systems which present crystal polymorphs of different colors. It is a rare phenomenon, with only a few examples reported in the literature hitherto. Nevertheless, systems exhibiting color polymorphism have many potential applications in different domains, such as pigment, sensor, and ...
Nogueira BA, Castiglioni C, Fausto R.
europepmc   +7 more sources

Colorful DNA polymorphisms in humans [PDF]

open access: yesSeminars in Cell & Developmental Biology, 2013
In this review article we summarize current knowledge on how variation on the DNA level influences human pigmentation including color variation of iris, hair, and skin. We review recent progress in the field of human pigmentation genetics by focusing on the genes and DNA polymorphisms discovered to be involved in determining human pigmentation traits ...
Liu, F., Wen, B., Kayser, M.
openaire   +2 more sources

Individual Variation in Dietary Wariness Is Predicted by Head Color in a Specialist Feeder, the Gouldian Finch

open access: yesFrontiers in Ecology and Evolution, 2021
Shifts in resource availability due to environmental change are increasingly confronting animals with unfamiliar food types. Species that can rapidly accept new food types may be better adapted to ecological change.
Georgina R. Eccles   +3 more
doaj   +1 more source

Color Polymorphs of ROY-ol

open access: yesCrystal Growth & Design, 2022
Color polymorphism is a fascinating property exhibited by compounds that have polymorphs of different colors. The most famous family of substances forming molecular organic color polymorphs is the ROY family of compounds. ROY, which states for the red, orange, and yellow colors of the polymorphs of 5-methyl-2-((2-nitrophenyl)amino)thiophene-3 ...
Bernardo A. Nogueira   +9 more
openaire   +2 more sources

Rainbow Coloring Hardness via Low Sensitivity Polymorphisms [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Guruswami, Venkatesan, Sandeep, Sai
openaire   +3 more sources

Ontogeny of color development in two green–brown polymorphic grasshopper species

open access: yesEcology and Evolution, 2023
Many insects, including several orthopterans, undergo dramatic changes in body coloration during ontogeny. This variation is particularly intriguing in gomphocerine grasshoppers, where the green and brown morphs appear to be genetically determined ...
Mahendra Varma   +3 more
doaj   +1 more source

PMEL p.Leu18del dilutes coat color of Kumamoto sub-breed of Japanese Brown cattle

open access: yesBMC Genomics, 2022
Background Coat color is important for registration and maintenance of livestock. Standard coat color of Kumamoto sub-breed of Japanese Brown cattle is solid brown, but individuals with diluted coat color have been observed recently.
Satoshi Kimura   +11 more
doaj   +1 more source

Enclosure Background Preferences Differ between Sexes and Color Morphs in the Gouldian Finch

open access: yesAnimals, 2023
Most wild animals camouflage well into their environment, providing protection from predators, whereas captive animals often contrast with their background. This can cause stress for the animal, which may perceive it as being exposed.
Robert I. Moise   +2 more
doaj   +1 more source

Gray plumage color is more cryptic than brown in snowy landscapes in a resident color polymorphic bird

open access: yesEcology and Evolution, 2020
Camouflage may promote fitness of given phenotypes in different environments. The tawny owl (Strix aluco) is a color polymorphic species with a gray and brown morph resident in the Western Palearctic.
Katja Koskenpato   +3 more
doaj   +1 more source

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